<?php
/**
 * Copyright (C) 2020 Tencent Cloud.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

namespace Discuz\Base;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\Cache;
use Illuminate\Support\Facades\URL;

abstract class DzqModel extends Model
{
    public function __construct(array $attributes = [])
    {
        //检查数据表合法性
        parent::__construct($attributes);
    }

    private static $instance;

    public static function instance()
    {
        $class = get_called_class();
        if (!isset(self::$instance[$class])) {
            self::$instance[$class] = new static();
        }
        return self::$instance[$class];
    }


    public function save(array $options = [])
    {
        $this->clearSomeCache();
        return parent::save($options); // TODO: Change the autogenerated stub
    }

    public function delete()
    {
        return parent::delete(); // TODO: Change the autogenerated stub
    }

    public function update(array $attributes = [], array $options = [])
    {
        $this->clearSomeCache();
        return parent::update($attributes, $options); // TODO: Change the autogenerated stub
    }

    protected function clearSomeCache()
    {
    }

}
